money if you have one today is the day to wear it. can you buy one, too. linda so is live and where are the ties sold? >> reporter: it is all in collaboration with jos a. bank, that's where can you find them. the collection is out. can you find them in the others -- stores and online. the artists who designed their own ties are wearing them. can you wave. they are troopers for getting up this early to be with us. you are with hopkins, you work with the kids. this is cool. >> this is one of my favorite projects all year. the kids do a great job of putting their personality to paper. you can see there is a variety of designs that comes together every year. they get creative. whatever comes out, it is their favorite design. while they go through a lot, they help other kids. >> reporter: sawsome. and it helps the hospital, tell us how.